class Business:
    def __init__(self, business_id=None, password=None, business_name=None, 
                 business_address=None, business_explain=None, 
                 star_price=0.0, delivery_price=0.0):
        self.business_id = business_id
        self.password = password
        self.business_name = business_name
        self.business_address = business_address
        self.business_explain = business_explain
        self.star_price = star_price
        self.delivery_price = delivery_price

    def __str__(self):
        return (f"Business(business_id={self.business_id}, name={self.business_name}, "
                f"star_price={self.star_price}, delivery_price={self.delivery_price})")